Home / 1,111,672.61-1,533,516.57-676,223.09

Finding the Fourth Proportional to 1,111,672.61, 1,533,516.57 and 676,223.09

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Solution

The fourth proportional to 1,111,672.61, 1,533,516.57 and 676,223.09 is: 932,827.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,672.61 : 1,533,516.57 = 676,223.09 : x
  2. Step 2: Convert to fraction form
    1,111,672.61/1,533,516.57 = 676,223.09/x
  3. Step 3: Cross multiply
    1,111,672.61x = 1,533,516.57 × 676,223.09
  4. Step 4: Simplify right side
    1,111,672.61x = 1,036,999,313,531.60
  5. Step 5: Solve for x
    x = 1,036,999,313,531.60/1,111,672.61
  6. Step 6: Final answer
    x = 932,827.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.